27475317000 has 384 divisors, whose sum is σ = 97439397120. Its totient is φ = 6969600000.

The previous prime is 27475316993. The next prime is 27475317043. The reversal of 27475317000 is 71357472.

27475317000 is a `hidden beast` number, since 274 + 75 + 317 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 68516800 + ... + 68517200.

It is an arithmetic number, because the mean of its divisors is an integer number (253748430).

Almost surely, 2^27475317000 is an apocalyptic number.

27475317000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27475317000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48719698560).

27475317000 is an abundant number, since it is smaller than the sum of its proper divisors (69964080120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27475317000 is a wasteful number, since it uses less digits than its factorization.

27475317000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782 (or 765 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

The spelling of 27475317000 in words is "twenty-seven billion, four hundred seventy-five million, three hundred seventeen thousand".